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Cantrell, Pamela – School Science and Mathematics, 2003
The difference in gain scores produced by traditional pretests and those produced by retrospective pretests when compared to posttest scores on the Science Teaching Efficacy Belief Instrument for preservice teachers was investigated in this study. Results indicated that gain scores using the traditional pretest produced significant improvement in…
Descriptors: Pretests Posttests, Validity, Scores, Preservice Teachers